The determination of serum BUN currently is the most widely used screening test for the evaluation of kidney function. The test is frequently requested along with the serum creatinine test since simultaneous determination of these 2 compounds appears to aid in the differential diagnosis of prerenal, renal and postrenal hyperuremia.
Fiber Content. Kale is slightly higher in fiber content than lettuce. The high fiber content helps stabilize the leafy veggie during cooking. Insoluble fiber from kale and lettuce sweeps through your gut like a broom, pushing out waste.This process keeps you regular and makes your bowel movements easy to pass.iber Content. Kale is slightly higher in fiber content than lettuce. The high fiber content helps stabilize the leafy veggie during cooking. Insoluble fiber from kale and lettuce sweeps through your gut like a broom, pushing out waste.
1 Kale, about 60 days but nice in half that time as a baby green. 2  Lettuce, leaf and head type and mesclun mix, about 30 days to first cutting. 3  Mustard greens, about 45 days (faster as baby greens to spice a salad)  Peas, shelling, sugar snap, and snowpea type.